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Rhodiola Root Extract 400mg

by NOW Foods

14 reviews analysed · 2 sources · Last verified: 01 Mar 2026 · Price data: 19 Feb 2026 · Confidence: 47% · Reviewed by Bart, Health & Tech Enthusiast
Rhodiola Root Extract 400mg
75
Overall Score
Good

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NOW Foods Rhodiola Root Extract 400mg is a single-ingredient adaptogen supplement from one of the most established and third-party tested supplement brands in the US market. Best for People experiencing mental fatigue or burnout and Students or knowledge workers needing sustained cognitive focus.

According to the AIScored 0–100 scoring system, Rhodiola Root Extract 400mg by NOW Foods scores 75.0/100, ranking #8 out of 34 products in Adaptogens & Nootropics (2026). Strongest category: Certifications (83.0/100). Weakest: Effectiveness (68.0/100).

Data quality note: this page currently has limited evidence coverage (low review/source volume or lower confidence). Treat this as directional and cross-check with primary sources.

Is Rhodiola Root Extract 400mg worth buying?

“NOW Foods' 400mg Rhodiola Root Extract achieves a 75/100 score with the clinically proven dosage for stress and mental fatigue, tested to their strict standards. It's a no-nonsense adaptogen from a brand that's earned trust through consistent quality over decades.”

— AIScored Editorial Team, Mar 2026

What Do Reviewers Say About Rhodiola Root Extract 400mg?

Sample excerpts from currently available source material used in this product analysis.

"Vitamin C chewy. Item is easy to digest. However only started using the product about two weeks ago, so difficult to evaluate its effectiveness."

"Tasty gummies to work along with my collagen tables, I prefer gummies to tablets."

"Taste lovely. Lovely tasting vitamin C and easy to take if you can’t swallow tablets."

"Morning Boost. These are a favourite of mine and I find there is a lovely combination of flavours. They do not need to be used overnight and I find are better made up fresh just left for a few minutes to thicken with almond or coconut milk...."

"I am shocked at the negative reviews for this company. My guess is these are from competitors flooding Trustpilot with phony comments. NOW Foods supplements are highly tested and one of THE best supplement companies out there. As they have..."

How does Rhodiola Root Extract 400mg score?

Detailed score breakdown and key findings from our analysis of 14 reviews across 2 sources.

Effectiveness How well the product works based on user reviews
68.0/100
Average
Ingredient Quality Clean label, bioavailable forms, minimal fillers
78.0/100
Good
Value for Money Price relative to quality and quantity
82.0/100
Good
Side Effects Profile Higher = fewer/milder side effects reported
76.0/100
Good
Certifications & Testing Third-party testing, GMP, and quality certifications
83.0/100
Good
Overall Score Weighted overall recommendation
75.0/100
Good

Pros

  • +NOW Foods is GMP-certified with rigorous in-house and third-party testing protocols
  • +400mg is within the clinically studied dosage range for stress and fatigue outcomes
  • +Rhodiola rosea has robust evidence for reducing mental fatigue and supporting stress resilience
  • +Excellent value for money relative to branded adaptogens
  • +Generally well-tolerated with a low side-effect profile in healthy adults

Cons

  • -Product label does not always specify standardisation percentage (rosavins/salidroside), making potency harder to confirm
  • -Mild stimulant-like effect can disrupt sleep if taken in the afternoon or evening
  • -Individual response to adaptogens varies widely; some users notice no effect
  • -A small number of users report dizziness or dry mouth, particularly at higher doses

Best For

People experiencing mental fatigue or burnout Students or knowledge workers needing sustained cognitive focus Adults seeking non-stimulant stress support Those new to adaptogens looking for a reputable entry-level product

Watch Out

  • !Take in the morning — stimulant-like properties can interfere with sleep
  • !Check label for standardisation (ideally 3% rosavins, 1% salidroside) as potency varies across batches
  • !Not recommended during pregnancy or alongside MAOIs/antidepressants without medical advice
  • !Note: supplied reviews were for unrelated products (vitamin C, oats, honey) and were excluded from scoring

What is Rhodiola Root Extract 400mg?

Rhodiola Root Extract 400mg is a adaptogens & nootropics product by NOW Foods, scoring 75.0/100 on AIScored.

  • Shop Ashwagandha & Rhodiola 30 capsules at Holland & Barrett today, and discover what it could do for your health & wellness journey.

How We Score Supplements

Our methodology analyses review data, ingredient science, and product information, then scores each product on a 0-100 scale across evidence-based categories:

1

Effectiveness

How well the product delivers its claimed benefits, based on reviews and ingredient evidence.

2

Ingredient Quality

Bioavailable forms, clinically effective dosages, clean label, minimal fillers.

3

Value for Money

Price relative to ingredient quality, dosage count, and effectiveness.

4

Side Effects Profile

Higher score = fewer side effects. 100 means virtually no adverse reactions reported.

5

Certifications & Testing

Third-party lab testing, GMP certification, and independent quality verification.

6

Overall Score

Weighted combination of all factors. Our bottom-line recommendation.

Price History (90 days)

Frequently Asked Questions

Is Rhodiola Root Extract 400mg worth buying in 2026?
Rhodiola Root Extract 400mg scores 75.0/100 in our analysis, based on 14 reviews. NOW Foods Rhodiola Root Extract 400mg is a single-ingredient adaptogen supplement from one of the most established and third-party tested supplement brands in the US market. The provided reviews are mismatched (vitamin C gummies, oats, honey) and can...
What are the pros and cons of Rhodiola Root Extract 400mg?
Pros: NOW Foods is GMP-certified with rigorous in-house and third-party testing protocols. 400mg is within the clinically studied dosage range for stress and fatigue outcomes. Rhodiola rosea has robust evidence for reducing mental fatigue and supporting stress resilience. Cons: Product label does not always specify standardisation percentage (rosavins/salidroside), making potency harder to confirm. Mild stimulant-like effect can disrupt sleep if taken in the afternoon or evening. Individual response to adaptogens varies widely; some users notice no effect.

Disclaimer: AIScored provides research-backed summaries based on publicly available reviews and product information. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Affiliate links may earn us a commission at no extra cost to you.

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